Bernard Widrow
20Patents
17h-index
12Co-inventors
78Inventor score
Filing activity: Mar 20, 1978 → Feb 15, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4537200A | ECG enhancement by adaptive cancellation of electrosurgical interference | Human Necessities | 285 | Expired |
| US5793875A | Directional hearing system | Electricity | 152 | Expired |
| US7333963B2 | Cognitive memory and auto-associative neural network based search engine for computer and network located images and photographs | Emerging Cross-Sectional Technologies | 126 | Expired |
| US4238746A | Adaptive line enhancer | Electricity | 112 | Expired |
| US4243935A | Adaptive detector | Emerging Cross-Sectional Technologies | 76 | Expired |
| US4751738A | Directional hearing aid | Electricity | 71 | Expired |
| US5737430A | Directional hearing aid | Electricity | 67 | Expired |
| US5191557A | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source | Physics | 50 | Expired |
| US4964087A | Seismic processing and imaging with a drill-bit source | Physics | 49 | Expired |
| US4858130A | Estimation of hydraulic fracture geometry from pumping pressure measurements | Physics | 43 | Expired |
| US7187907B2 | Simultaneous two-way transmission of information signals in the same frequency band | Electricity | 36 | Expired |
| US4363112A | Apparatus and method for determining the position of a gas-saturated porous rock in the vicinity of a deep borehole in the earth | Physics | 33 | Expired |
| US4355368A | Adaptive correlator | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4926391A | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source | Physics | 27 | Expired |
| US4365322A | Apparatus and method for determining the position of a gas-saturated porous rock in the vicinity of a deep borehole in the earth | Physics | 26 | Expired |
| US4849945A | Seismic processing and imaging with a drill-bit source | Physics | 24 | Expired |
| US4556962A | Seismic exploration method and apparatus for cancelling interference from seismic vibration source | Physics | 20 | Expired |
| US7702599B2 | System and method for cognitive memory and auto-associative neural network based pattern recognition | Emerging Cross-Sectional Technologies | 16 | Active |
| US5050130A | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source | Physics | 16 | Expired |
| US7991714B2 | Cognitive memory and auto-associative neural network based search engine for computer and network located images and photographs | Emerging Cross-Sectional Technologies | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.